User Guide

U
6.
When
Vertical
Louver does not operate.
"
Confirm
that the
Vertical Louver is normally geared
with the shaft
of
Stepping Motor.
" ft
the
regular
torque
is detected when
rotating the
Vertical Louver with
hands
ý
Normal
"
Check
the connecting condition
of CN-UP/DOWN
Connector
"
Check the
soldering
condition(on PW B)
of CN-UP/DOWN
Connector
I
Check the operating
circuit of
the Vertical
Louver
" Confirm
that there is DC
+12V between
pinp(RED) of CN-UP/DOWN and
GND.
"
Confirm
that there is
a
soldering short at
following terminals.
-
Between
®,
®, ® and ® of
MICOM
- Between p, p, p and ®
of IC7
- Between
®,
®, ®
and ®
of IC7
-
Between G), (D, Z ® and sp
of CN-UP/DOWN
- [ D-
If there are
no problems
after above checks
"
Confirm
the assembly
conditions that are
catching and
interfering parts
in
the rotation radial of
the Vertical
Lower
-54-
"
0